Finding the Fourth Proportional to 2,153.69, 3,222.63 and 1,762.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153.69 : 3,222.63 = 1,762.73 : x
2. Step 2: Convert to fraction form
   2,153.69/3,222.63 = 1,762.73/x
3. Step 3: Cross multiply
   2,153.69x = 3,222.63 × 1,762.73
4. Step 4: Simplify right side
   2,153.69x = 5,680,610.47
5. Step 5: Solve for x
   x = 5,680,610.47/2,153.69
6. Step 6: Final answer
   x = 2,637.62